Cha Cha is a cute little girl who is training to be a good magician. She was raised by her teacher Seravi, who is considered the world's greatest magician. Cha Cha almost always gets strange or disastrous results whenever she uses her magic, so she practices a lot. Cha Cha then embarks on a quest with her friends to find out about her real identity and her real family.

The Social Welfare Agency saves the lives of terminal patients using cybernetic implants. Then it teaches them to kill. After surviving the slaughter of her family, young Henrietta awakens to her new life at the Agency with a rebuilt body and no memory. Teamed with Jose, who is responsible for turning her into the perfect assassin, Henrietta’s been given a second chance—but at what cost?

Nanami Takahashi is a high school student entering her first year. Immediately on her first day however, she becomes the victim of a practical joke by the school's most popular guy, Motoharu Yano, who coincidentally also ends up in her class.

Yuuko, a shy girl in Middle School, has feelings for her friend who lives next door. But then she finds out her best friend also likes him too.

An anime based on the manga of the same name written by Maguro Fujita.